Table 1. Prevalence of AIV infection detected by rRT-PCR in shorebirds sampled at the Banc d'Arguin, Mauritania.
| Species | No. bird positive/total | % pos. (±95% CI) | |||||
| Feb 2006 | Dec 2006 | Apr 2008 | Nov 2009 | Mar 2010 | Total | ||
| Ruddy turnstone Arenaria interpres | 1/28 | 0/98 | 0/5 | 0/27 | 1/158 | 0.6 (0.1–3.5) | |
| Sanderling Calidris alba | 0/19 | 0/6 | 0/22 | 0/47 | 0 (0–7.6) | ||
| Dunlin C. alpina | 3/186 | 0/121 | 0/269 | 1/160 | 4/736 | 0.5 (0.2–1.4) | |
| Red knot C. canutus | 3/128 | 0/88 | 3/131 | 6/347 | 1.7 (0.8–3.7) | ||
| Lesser black-backed gull Larus fuscus | 1/129 | 0/1 | 0/63 | 0/30 | 1/223 | 0.4 (0–2.4) | |
| Slender-billed gull Chroicocephalus genei | 1/141 | 0/26 | 0/99 | 1/266 | 0.4 (0–2.1) | ||
| Ternsa | 2/150 | 2/150 | 1.3 (0.4–4.7) | ||||
| other speciesb | 1/35 | 0/4 | 0/41 | 0/11 | 1/92 | 1.1 (0.1–5.9) | |
| Total | 3/279 | 8/396 | 1/365 | 0/498 | 4/480 | 16/2018 | 0.8 (0.5–1.3) |
a
. Caspian tern Sterna caspia, Royal tern S. maxima, Sandwich tern S. sandvicensis.
b
. Curlew sandpiper Calidris ferruginea, Little stint C. minuta, Common ringed plover Charadrius hiaticula, Eurasian oystercatcher Haematopus ostralegus, Bar-tailed godwit Limosa lapponica, Grey plover Pluvialis squatarola, Common redshank Tringa totanus, Grey-headed gull Chroicocephalus cirrocephalus, Black-headed gull C. ridibundus.